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The hydraulic fracturing of rock mass is one embranchment of the fissured rock mass seepage-stress coupling research.

岩体水力劈裂问题是裂隙岩体渗流-应力耦合研究的一个分支,对于它的研究目前尚处于初始阶段,许多基本的理论问题有待进一步深入研究。

The hydraulic fracturing of rock mass is one embranchment of the fissured rock mass seepage-stress coupling research. Up to now study on this problem is just in its initial stage, lots of basic theoretical problems should be researched more deeply.

岩体水力劈裂问题是裂隙岩体渗流—应力耦合研究的一个分支,对于它的研究尚处于初始阶段,许多基本的理论问题有待进一步深入研究。

Abou the studying of numerical methods for displacement of fluids in porous media, more and wide attention is being paid for its u...

关于多孔介质中渗流驱动问题数值方法的研究,因其在油藏数值模拟中的普遍实用价值和在计算数学上的重要理论意义而受到广泛重视。

Considering seep, on foundation of stress coupling theory, use water to spend dam of force of overweighted law counterpoise and its ground system again the condition getting power in running a course actually undertakes numeric imitate, provide realer enumerated data for choppy criterion thereby, right overweighted coefficient and traditional convergent criterion criterion do comparative analysis.

在考虑渗流—应力耦合理论基础上,采用水重度超载法对重力坝及其地基系统在实际运行过程中的受力状态进行数值模拟,从而为突变判据提供较实际的计算数据,并对超载系数和传统的收敛准则判据做对比分析。

Numerical simulation of water injection into coal seam throughlong drill hole and determination of its reasonable parameters

用有限元数值模拟方法求解了煤层注水二维、三维非定常渗流方程,用该数值计算模型结合具体实例,主要分析了工艺参数中注水压力、时间和钻孔间距与湿润范围的动态变化关系,给出了选取合理的注水工艺参数的计算公式。

The FEM has been used to analyze the coupling seepage field and stress field under different water pressures based on the drainage tunnel project crossing the Yangtze River at the downtown of Chongqing city. The segment's stress distribution, displacements and pore pressure distributions are calculated.

结合重庆主排水过江盾构隧道的修建,针对不同水压情况下的盾构隧道,采用有限元法对围岩及结构的渗流场和应力场进行耦合分析,获得施工期管片应力、位移及孔隙水压力分布。

Based on the briquets of the outburst coal seam of typical coal and gas outburst mine of Datong in Songzao Coal and Electricity Company, by means of self-developed triaxial gas-seepage experimental device, the experimental research of permeability of gas-bearing briquets in the complete stress-strain process is performed.

利用典型煤与瓦斯突出矿井松藻煤电集团打通一矿突出煤层原煤制备型煤试件,应用自行研制的含瓦斯煤样三轴瓦斯渗流试验装置,进行含瓦斯型煤试件的全应力-应变过程瓦斯渗透特性变化规律的试验研究。

Many gas reservoir simulation programs are based on the linear Darcys Law; it is difficult to accurately describe the above-mentioned non-linear percolation rule. It is even useless in many practical applications.

然而,目前大量的气藏数值模拟软件是基于线性的达西定律的,难以对上述非线性渗流规律进行准确描述,因而在很多实际应用中显得无能为力。

Comparison were made among different desorption methods to prove that the permeating rate of desorbing water will affect the desorption performance to a considerable extent.

通过一系列的实验研究,证明了脱附用水的渗流速度对脱附性能有一定的影响。

By now, the theory of the electrophoretic chips is behind the technology and the devisers used to design the devices and optimize the method of the fluidic control by experience. So it need a systemic method to optimize the method of the fluidic control.

至今为止电泳芯片理论发展滞后于技术,设计者往往根据经验设计网络管道,通过实验进行优化来实现最终的流体控制方案,因此迫切需要一种能够系统的对电渗流控制方案进行预测和优化的方法。

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